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Articles on Trending Technologies
Technical articles with clear explanations and examples
What is Near-me Area Network (NAN)?
Near-me Area Network (NAN) is a smart communication network designed for communication between nearby devices, such as smartphones and personal digital assistants, within a proximity area. This network is built over existing physical network infrastructures. Unlike a Local Area Network (LAN) where all connected devices are in the same network segment, in a Near-me Area Network the connected devices may be using different network infrastructures. For example, consider two smartphone users who are geographically close but using network services from different mobile carriers. Even though the smartphones use internet connectivity from different Internet Service Providers (ISPs) or mobile ...
Read MoreWhat is the full form of AURP?
The full form of AURP is AppleTalk Update-based Routing Protocol. AURP is a specialized routing protocol designed to enable AppleTalk networks to communicate across non-AppleTalk network infrastructures, particularly TCP/IP networks, by creating tunnels between remote AppleTalk segments. AppleTalk tunneling allows organizations to connect two or more local AppleTalk networks through a foreign network infrastructure to form a large wide area network (WAN). This enables seamless communication between distributed AppleTalk networks while utilizing existing TCP/IP backbone infrastructure. How AURP Works An AppleTalk WAN typically comprises multiple local AppleTalk networks connected through tunnels over a TCP/IP network. In this ...
Read MoreWhat are the differences between Apache and Nginx?
Let us understand the concepts of Apache and Nginx before learning the differences between them. Apache Apache HTTP Server is a widely-used, open-source web server developed by the Apache Software Foundation. It serves web pages to clients over the internet and is known for its reliability, security, and extensive feature set. Apache operates using a process-based architecture where each client request is handled by a separate process or thread. This makes it highly compatible with various programming languages and frameworks, but can consume more system resources under heavy traffic. Apache vs Nginx ...
Read MoreWhat is the full form of WWW?
The full form of WWW is World Wide Web, which is the information system that we access through the internet today. Tim Berners-Lee, a British scientist working at CERN, invented the World Wide Web in 1989. Originally designed to meet the demand for automatic information sharing between scientists at universities and research institutions worldwide, the WWW has evolved into a global platform for accessing interconnected documents and resources through web browsers. World Wide Web Architecture Web Browser (Client) Web Server ...
Read MoreWhat is Netcat?
Netcat is a versatile networking utility that reads and writes data across network connections using TCP and UDP protocols. Often called the "Swiss Army knife" of networking, Netcat functions as both a client and server, enabling direct data transfer, network debugging, and system administration tasks. Netcat creates socket connections between systems, allowing administrators to transfer files, scan ports, create backdoors, and perform network diagnostics. Its simplicity and flexibility make it an essential tool for network engineers and security professionals. Netcat Client-Server Communication Client nc localhost 2399 ...
Read MoreWhat are the differences between AMQP and HTTP?
Let us begin by understanding the concepts of Advanced Message Queuing Protocol (AMQP) and HyperText Transfer Protocol (HTTP), two fundamentally different communication protocols used in modern networking. AMQP Advanced Message Queuing Protocol (AMQP) is a message-oriented middleware protocol that facilitates communication between publishers and consumers. Publishers produce messages and place them in queues, while consumers retrieve and process these messages asynchronously. AMQP Message Flow Publisher Message Queue Consumer ...
Read MoreWhat are the differences between Firewall and Proxy Server?
To begin with, let us learn the concepts of firewall and proxy server, two essential network security components that serve different purposes in protecting and managing network traffic. Firewall A firewall is a security device that provides protection from external networks such as the Internet. It combines software and hardware components to allow, deny, monitor, and block data transmissions occurring between networks based on predefined security rules. Firewalls evaluate network traffic based on factors like IP addresses, port numbers, protocols, and connection states. They defend against external threats by refusing unauthorized requests and connections from potential attackers, ...
Read MoreDifferentiate between Component and Object.
In software engineering and distributed systems, understanding the distinction between objects and components is crucial for designing scalable and maintainable architectures. While both are fundamental building blocks, they serve different purposes and operate at different levels of abstraction. Object An object is defined as a concept, thing, or abstraction with clearly defined meaning and behavior. Objects are the fundamental units in object-oriented programming that encapsulate data and methods together. Features of Objects State − Contains data or attributes that define the object's current condition Operations − Methods or functions that can be performed on the ...
Read MoreWhat is DHCP snooping?
Dynamic Host Configuration Protocol (DHCP) is a network management protocol used to automate the process of configuring devices on IP networks. It allows devices to use network services like DNS, NTP, or any other communication protocol based on UDP or TCP. What is DHCP Snooping? DHCP snooping is a security feature implemented on network switches to protect DHCP infrastructure from malicious attacks and unauthorized DHCP servers. It acts as a firewall between untrusted hosts and trusted DHCP servers by filtering DHCP messages and maintaining a database of legitimate DHCP transactions. When DHCP servers allocate IP addresses to ...
Read MoreWhat is a Network and process of Network Communications?
A Network is a connection of two or more computer systems that enables sharing of resources, data, and communication services. Networks form the backbone of modern computing, allowing devices to exchange information and collaborate efficiently. Network Communication Process Network communication is the flow of information between connected devices following established protocols and procedures. When a device wants to communicate, it packages data into standardized formats, addresses it to the intended recipient, and transmits it through the network infrastructure. Network Communication Process Source ...
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